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Forum: Discrete Mathematics, Set Theory, and Logic

Discrete Math, Graph Theory, Combinatorics, Recurrence Relations (Difference Equations), Set Theory, General and Symbolic Logic

  1. Sticky Thread Sticky Threads

  2. Sticky Thread Difference equation tutorial: draft of part II

    Started by chisigma, April 15th, 2012 12:32
    • Replies: 2
    • Views: 3,034
    March 2nd, 2013, 05:47 Go to last post
  3. Sticky Thread Difference equation tutorial: draft of part I

    Started by chisigma, March 2nd, 2012 12:37
    • Replies: 3
    • Views: 3,247
    March 6th, 2012, 03:02 Go to last post
  4. Sticky Thread Please Read Before Posting Logic Questions

    Started by Ackbach, January 27th, 2012 23:00
    • Replies: 0
    • Views: 1,657
    January 27th, 2012, 23:00 Go to last post
  1. Normal Thread Normal Threads

  2. The infinity hotel

    Started by Yankel, March 24th, 2017 10:02
    hotel, infinite, number, people, room
    • Replies: 1
    • Views: 46
    March 24th, 2017, 17:47 Go to last post
  3. chordal graphs and perfect elimination orderings

    Started by mathgirl, March 22nd, 2017 02:54
    graph, pes, show, simplicial, vertex
    • Replies: 0
    • Views: 27
    March 22nd, 2017, 02:54 Go to last post
  4. Natural deduction

    Started by Mia Fuller, March 19th, 2017 11:14
    • Replies: 1
    • Views: 62
    March 20th, 2017, 14:08 Go to last post
  5. Permutations or Combination?

    Started by tmt, March 18th, 2017 13:32
    $x$s, combination, object, places, ways
    • Replies: 1
    • Views: 48
    March 18th, 2017, 13:45 Go to last post
  6. Combinatorics Problem

    Started by Puzzles, March 12th, 2017 17:44
    digit, made, numbers, problem, start
    • Replies: 4
    • Views: 119
    March 13th, 2017, 05:40 Go to last post
  7. Predicate logic question

    Started by tmt, March 9th, 2017 16:34
    exists, forall, happyy, land, predicate
    • Replies: 3
    • Views: 107
    March 10th, 2017, 10:55 Go to last post
  8. Another Logic Question

    Started by Plonker, March 9th, 2017 11:23
    • Replies: 1
    • Views: 66
    March 9th, 2017, 23:05 Go to last post
  9. Logic Questions

    Started by Plonker, March 6th, 2017 10:44
    • Replies: 1
    • Views: 59
    March 6th, 2017, 17:35 Go to last post
  10. Logic

    Started by JamesD, March 6th, 2017 03:36
    • Replies: 3
    • Views: 77
    March 6th, 2017, 12:20 Go to last post
  11. Symmetric Difference Problem

    Started by Yankel, March 2nd, 2017 10:50
    • Replies: 2
    • Views: 76
    March 3rd, 2017, 09:49 Go to last post
  12. Knaster Tarski proof

    Started by Fermat, March 1st, 2017 13:57
    attempt][1]][1], image, knaster, proof, [1]
    • Replies: 3
    • Views: 82
    March 1st, 2017, 20:42 Go to last post
  13. set theory ordinal proof

    Started by Fermat, March 1st, 2017 13:54
    $beta$, ordinal, proof, set, theory
    • Replies: 0
    • Views: 60
    March 1st, 2017, 13:54 Go to last post
  14. [SOLVED] Set theory problem

    Started by FallArk, February 25th, 2017 13:02
    find, function, f^-1gx, set, theory
    • Replies: 7
    • Views: 178
    February 25th, 2017, 18:35 Go to last post
  15. Linear Optimization: Possibilities

    Started by mathmari, February 13th, 2017 04:30
    2 Pages
    1 2
    • Replies: 11
    • Views: 227
    February 17th, 2017, 17:44 Go to last post
  16. Iterative substitution help

    Started by fvnn, February 8th, 2017 03:41
    2^2tn/2^2+n2/2+n^2, 2^3tn/2^3+n2/2^2+n2/2+n^2, iterative, question, substitution
    • Replies: 1
    • Views: 83
    February 8th, 2017, 05:57 Go to last post
  17. Logic

    Started by Leanna, February 6th, 2017 03:54
    appreciative, equivalence, logic, required, solve
    • Replies: 3
    • Views: 170
    February 6th, 2017, 14:34 Go to last post
  18. Relations

    Started by leigh ramona, February 3rd, 2017 19:44
    cap, determine, relation, relations, symmetric
    • Replies: 3
    • Views: 153
    February 4th, 2017, 17:19 Go to last post
  19. Propositions for recursive functions

    Started by evinda, January 31st, 2017 07:28
    2 Pages
    1 2
    domain, enumerable, function, recursive, recursively
    • Replies: 18
    • Views: 419
    February 2nd, 2017, 17:49 Go to last post
  20. Meaning of definition

    Started by evinda, January 30th, 2017 15:01
    2 Pages
    1 2
    $t_n1$, defined, defines, function, totally
    • Replies: 12
    • Views: 337
    February 2nd, 2017, 15:57 Go to last post
  21. Find the turing machine

    Started by evinda, February 1st, 2017 15:13
    • Replies: 0
    • Views: 67
    February 1st, 2017, 15:13 Go to last post
  22. Language is not recursive

    Started by evinda, August 27th, 2016 05:27
    2 Pages
    1 2
    • Replies: 17
    • Views: 847
    January 31st, 2017, 18:31 Go to last post
  23. Difference of two types of recursive functions

    Started by evinda, August 27th, 2016 11:29
    2 Pages
    1 2
    defined, function, partially, recursive, totally
    • Replies: 13
    • Views: 771
    January 30th, 2017, 17:59 Go to last post
  24. What does the algorithm calculate?

    Started by mathmari, January 17th, 2017 23:59
    algorithm, calculate, hey
    • Replies: 1
    • Views: 131
    January 19th, 2017, 06:13 Go to last post
  25. Formulas of predicate logic

    Started by mathmari, January 17th, 2017 16:58
    $22$, fly, neg, rightarrow, textcan
    • Replies: 3
    • Views: 142
    January 19th, 2017, 04:21 Go to last post
  26. Bitwise operations

    Started by mathmari, December 21st, 2016 12:11
    bitwise, hey, jmn, means, operations
    • Replies: 5
    • Views: 329
    December 27th, 2016, 01:24 Go to last post
  27. [SOLVED] Analyzing a Difference Equation

    Started by Theia, July 19th, 2016 12:24
    case, difference, equation, serie, solution
    • Replies: 5
    • Views: 410
    December 23rd, 2016, 16:15 Go to last post
    • Replies: 3
    • Views: 166
    December 21st, 2016, 18:22 Go to last post
  28. Cardinality: Is the last sum correct?

    Started by mathmari, December 20th, 2016 06:30
    $p_n$, correct, ldots, set, sum
    • Replies: 0
    • Views: 130
    December 20th, 2016, 06:30 Go to last post
    • Replies: 2
    • Views: 199
    December 17th, 2016, 12:36 Go to last post
  29. Question regarding pigeonhole method , number induction

    Started by ffdude, October 30th, 2016 04:11
    • Replies: 2
    • Views: 210
    December 14th, 2016, 11:16 Go to last post

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